F-10 is a passive two sub - frequency sound, using a 10 inches (250mm) long stroke woofer drive and a 1.4 inches tweeter drive (35mm). Box body is made of birch plywood, multi angle installation. Its characteristics are: good heat dissipation, light weight, power is full, good stability, broad range delicate, restore the true. F-10 high output sound pressure values and delicate broad range is suitable for music halls, conference rooms, multimedia classrooms, bar, KTV rooms, exhibition center and sports venues and music etc. amplifying areas.